{3(x-2)-2(y+1)=-1
{5(x+3)-8(y-2)=42
{х=7/3+2/3y
5(7/3+2/3y+3)-8(y-2)=42
y=1/7
x=7/3+2/3*1/7
x=17/7
(x,y)=(17/7,1/7)
{3(x-2)-2(y+1)=-1
{5(x+3)-8(y-2)=42
{х=7/3+2/3y
{5(x+3)-8(y-2)=42
5(7/3+2/3y+3)-8(y-2)=42
y=1/7
x=7/3+2/3*1/7
x=17/7
(x,y)=(17/7,1/7)